Patinating copper is a thing apparently. Not for the faint of heart. It involves ammonia, salt, water and a fumigation container. www.instructables.com/Blue-Patina-... #OreCup
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Patinating copper is a thing apparently. Not for the faint of heart. It involves ammonia, salt, water and a fumigation container. www.instructables.com/Blue-Patina-... #OreCup
11 likes 2 replies